Triple
T2572297
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UP Express at Union Station |
E57691
|
entity |
| Predicate | terminusOf |
P3375
|
FINISHED |
| Object | Union Pearson Express |
E143066
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Union Pearson Express | Statement: [UP Express at Union Station, terminusOf, Union Pearson Express]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Pearson Express Context triple: [UP Express at Union Station, terminusOf, Union Pearson Express]
-
A.
Airport Express
Airport Express is a high-speed rail service in Hong Kong that links the city center with Hong Kong International Airport.
-
B.
AirTrain Newark
AirTrain Newark is an automated monorail system that connects Newark Liberty International Airport’s terminals with parking areas and regional rail services.
-
C.
Line 3 Union–Pearson Express
chosen
Line 3 Union–Pearson Express is a dedicated airport rail link in Toronto that provides rapid transit service between Union Station in downtown and Toronto Pearson International Airport.
-
D.
Center City Commuter Connection
The Center City Commuter Connection is an underground rail tunnel in downtown Philadelphia that links formerly separate commuter rail lines into a unified through-running system.
-
E.
Olney Transportation Center
Olney Transportation Center is a major multimodal transit hub in North Philadelphia that serves as a key northern terminal and transfer point for SEPTA subway, bus, and regional services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ab4a51410081908501dcf8bad9adc4 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd3853c848190970e8a2da16d726d |
completed | March 7, 2026, 7:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af657028f08190b461442bfc7489e1 |
completed | March 10, 2026, 12:27 a.m. |
Created at: March 6, 2026, 9:48 p.m.